—— 请按键盘 空白键 开始游戏 ——

世界上最好和最美丽的东西是看不见甚至摸不着的——它们必须用心去感受。
Agriculture is the foundation of manufacture and commerce.
科学方法是统一且不可分割的,科学方法既适用于物理问题,也适用于社会问题。
"The only way to learn a new programming language is by writing programs in it."
材料的使用方式有其政治性。
The thing about life is that you never know what's going to happen next.
"In the realm of computer science, the most profound discoveries often come from the simplest observations."